4845808280

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{1985987}}^1$

素因数の和:1986059

約数の個数: 32

約数和(自身を含む): 11081813040

約数和(自身を除く): 6236004760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 2440, 1985987, 3971974, 7943948, 9929935, 15887896, 19859870, 39719740, 79439480, 121145207, 242290414, 484580828, 605726035, 969161656, 1211452070, 2422904140, 4845808280]

約数ペア:

[(1, 4845808280), (2, 2422904140), (4, 1211452070), (5, 969161656), (8, 605726035), (10, 484580828), (20, 242290414), (40, 121145207), (61, 79439480), (122, 39719740), (244, 19859870), (305, 15887896), (488, 9929935), (610, 7943948), (1220, 3971974), (2440, 1985987)]